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单相流管道-不可压缩流体-管径初步选择-百米压降法(已知密度和体积流量)

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Selected 管道, 管径, 压降.
  • 管道
  • 管径
  • 压降
  • 管道
  • 管径
  • 压降
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 依据:SH/T 3035-2018
单相流,不可压缩流体管径核算
名称 单位 公式/来源 值
1 输入
流体  流体密度,ρ kg/m³ 1000
 流体运动粘度,ν m²/s 0.0013
管道  管道体积流量,qv m³/h 15
 百米管长摩擦压降控制值,ΔPf100 kPa 200
 管道实际内径 m 0.062
7 结果
8  管道计算内径,di m 1 0.056446121
9  管道计算内径,di mm / 56.44612135
10  实际流速 m/s / 1.380115705
不可压缩流体:液体,进出口压差小于进口压力(绝压)的20%的气体。
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